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F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
F24F7/00—Ventilation
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FR1010363D1948-08-041948-08-04Procédé pour le renouvellement de l'air et dispositifs pour le réglage de l'arrivée et de l'évacuation de l'air
ExpiredFR1010363A
(fr)